Career
Foreign the article about his contemporary of a similar name, known as "Big George", please see George McKay (rugby union). George Arthur Mackay (7 May 1906 – 7 May1981) was a rugby union player who represented Australia. He was born in Sydney, New South Wales, and attended Newington College (1919–1922).
Mackay was a fullback and claimed 1 international rugby cap for Australia in 1926.
In later years he lived in Canberra and he died in Royal Canberra Hospital on his 75th birthday.